21000446974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{547}}^1\times {\mathrm{9059}}^1$

素因数の和:9784

約数の個数: 32

約数和(自身を含む): 34198093440

約数和(自身を除く): 13197646466

約数列:

[1, 2, 13, 26, 163, 326, 547, 1094, 2119, 4238, 7111, 9059, 14222, 18118, 89161, 117767, 178322, 235534, 1159093, 1476617, 2318186, 2953234, 4955273, 9910546, 19196021, 38392042, 64418549, 128837098, 807709499, 1615418998, 10500223487, 21000446974]

約数ペア:

[(1, 21000446974), (2, 10500223487), (13, 1615418998), (26, 807709499), (163, 128837098), (326, 64418549), (547, 38392042), (1094, 19196021), (2119, 9910546), (4238, 4955273), (7111, 2953234), (9059, 2318186), (14222, 1476617), (18118, 1159093), (89161, 235534), (117767, 178322)]